1) Find copies of the Danny Gatton DVD's.
3) Put Tele away and use DVD's for entertainment purposes only.
Jim Weider has excellent rockabilly and country blues guitar tutorials available at Homespun. Just do a search for Jim Weider.
Great players and have instructional DVDs.
Also Jim Campilongo's website has lessons you can download.
Not specifically tele but another great player/teacher is Paul Pigat. He has DVDs on rockabilly, jazzin' up your playing, etc,.